How to enter a credit note from a supplier

You've come to the right place, @bkeelanelectrica. I can guide you on how to create a credit note.

Let me guide you through the process and on how you can apply it to an invoice.

Here's how:
 

1. Click on + New and select Credit note.
2. From the Customer field, select the customer.
3. Enter the Credit Note Date, Amount, VAT, and Product/Service.
4. Then Save and close.
    

Here's how:
 

1. Click on + New and select Receive payment.
2. From the Customer dropdown, select the customer.
3. On the Outstanding Transactions section, locate the open invoice you want to apply the credit note to.
4. In the Credits section, select the credit notes you want to apply.
5. For the open invoice in the Payment column, enter how much of the credit you want to apply.
6. Fill out all the necessary field of the form, including the Payment date.
7. Be sure that the total is correct after applying the credit note.
8. Then select Save and close.
    

In case you want to add a  credit notes for the delayed credits, you can refer to this article: Create and apply credit notes or delayed credits in QuickBooks Online

I've included articles on how to handle supplier refunds and record overpayment as a tip in case you encounter such a situation in QuickBooks: Handle supplier credits and refunds in QuickBooks Online

If you need anything else, don't hesitate to post a reply. I'll be glad to help you. Have a beautiful day as you are!